- Readded the packet handler system, now reduces more lags than before (*)
- Added PacketHandler annotation, used to handle new SpaciousLib's packet system (*)
- TimedSet and TimedList now implements Iterable
- NPC, Particle now supports 1.13
- Added BlockUtils
- Added new method: InventoryUtils#isNull(Material material)
- Anvil has been moved to the Inventory package. Though, the old package is still supported

- Fixed a couple of bugs
- Created new branch: dev. All development commits will be pushed to here
- Added new constructors for BlockBreakAnimation, Camera, Animation and PacketSender
- Optimized the performance, from now NPC/ArmorStand/Hologram will have a cached packet system. After edit anything, you must use the method #buildPackets, all needed packets will be cached. Then, you're able to show that to a player, the library will use the cached packets to send.
- Effects now no longer...

+ Fixed bugs
+ Removed the packet handler and its event
+ All particle effects will run in asynchronous from now
+ This library now requires ProtocolLib
+ Fixed the recipe manager happened errors in v1.12
+ Fixed the anvil didn't work in 1.12